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2456 Armstrong Street <br /> r Livermore, CA 94550 <br /> Uriah , Inc . 510J 455-4991 Office <br /> An Environmental Semmes Company #510 455-4995 FAX <br /> F WELL MONITORING FORM: <br />( CLIENT: MR. LARRY DEUTSCH DATE: JULY 2._ f992 <br /> SITE COUNTY <br /> ADDRESS: .305 COLITH _HUTC.RM __ _ REPRESENTATIVE:._R1CH_4EL_j 1 rEURNA _ <br /> COUNTY REPRESENTATIVE <br />!' ---- <br /> I�Qnr, CA CONTACTED PRIOR TO SAMPLING? _ YF.s <br /> fNote 1: TOTAL WELL DEPTH do DEPTH TO WATER measurements are read to an <br /> ' accuracy of 01' from a straigght edge placed in a north—south <br /> orientation on top of the christy box. <br /> Note 2: The 0.17 figure used below to convert WATER COLUMN HEIGHT to gallons <br /> t has units of gallons/linear foot, and is for a T diameter. Schedule 40 <br /> PVC pipe with an inside diameter of 2.087'. Similarly, use a conversion <br /> factor of 0 88 for a V pipe, which has a 4.026' I D. <br /> ' TOTAL WELL DEPTH 66.39' MONITORING WELL # . Mn'-1 <br /> f — DEPTH TO WATER 56.46' PURGE METHOD: DISPOSABLE BAILER <br /> = WATER COLUMN HEIGHT 9.93' X 0.17 = 1.69 Gallons (1 well volume) <br /> I' Multiply 1 well volume by 3 to obtain the minimum number of gallons of <br /> water to be purged from monitoring well prior to tailing samples. <br /> ' 3 X 1.69 — 5.07 Gallons (3 Well Volumes) <br /> TIME GALLONS TEMPERATURE pH CONDUCT VITY <br /> •F µmhos cm <br /> ' 1124 0 76.0 7.8 1104 <br /> 1148 2 75.0 7.0 93f <br /> t1345 3 79.0 6.7 859 <br /> 1601 4 79.7 6.6 886 <br /> f629 j 5 764 6.6_ 858 <br /> ' Note; INSUFFIENT NATER REMAINED IN MONITORING IfELL <br /> FOR SAMPLES AFTER 7/02/92 PURGE. RETURNED ON <br /> 7/03/92 TO COMPLETE SAMPLING. <br /> CONTAMINANT ODOR? NONE TIME OF SAMPLE COLLECTION: 710192 ®0910 <br /> TURBIDITY LEVEL: HIGH WITNESSED BY: *** NO WITNESS *** <br /> SHEEN ON WATER? NONE SAMPLER'S SIGNATURE: &US�6 <br />